<?php

/**
 * UserIdentity represents the data needed to identity a user.
 * It contains the authentication method that checks if the provided
 * data can identity the user.
 */
class UserIdentity extends CUserIdentity
{
	/**
	 * Authenticates a user.
	 * The example implementation makes sure if the username and password
	 * are both 'demo'.
	 * In practical applications, this should be changed to authenticate
	 * against some persistent user identity storage (e.g. database).
	 * @return boolean whether authentication succeeds.
	 */
	public $userInstance;
	public $id;
	
	public function getId()
	{
		return $this->id;
	}
	public function authenticate()
	{
		
		$user = UserAdmin::model()->findByAttributes(['user_name'=>$this->username]);
		if($user && $user->status != '正常')
		{
			$this->errorCode = self::ERROR_USERNAME_INVALID; 
		}elseif(!$user)
			$this->errorCode=self::ERROR_USERNAME_INVALID;
		elseif($user->password != $user->hashPassword($this->password))
			$this->errorCode=self::ERROR_PASSWORD_INVALID;
		else {
			$this->id = $user->id;
			$this->errorCode=self::ERROR_NONE;
			$this->userInstance = $user;
		}
// 		$this->errorCode=self::ERROR_NONE;
		
		return !$this->errorCode;
	}
}
